1/* 2 * This program is used to generate definitions needed by 3 * assembly language modules. 4 * 5 * We use the technique used in the OSF Mach kernel code: 6 * generate asm statements containing #defines, 7 * compile this file to assembler, and then extract the 8 * #defines from the assembly-language output. 9 */ 10 11#include <linux/stddef.h> 12#include <linux/sched.h> 13#include <linux/kernel_stat.h> 14#include <linux/ptrace.h> 15#include <linux/hardirq.h> 16#include <linux/kbuild.h> 17#include <asm/bootinfo.h> 18#include <asm/irq.h> 19#include <asm/ptrace.h> 20 21int main(void) 22{ 23 /* offsets into the task struct */ 24 DEFINE(TASK_STATE, offsetof(struct task_struct, state)); 25 DEFINE(TASK_FLAGS, offsetof(struct task_struct, flags)); 26 DEFINE(TASK_PTRACE, offsetof(struct task_struct, ptrace)); 27 DEFINE(TASK_BLOCKED, offsetof(struct task_struct, blocked)); 28 DEFINE(TASK_THREAD, offsetof(struct task_struct, thread)); 29 DEFINE(TASK_THREAD_INFO, offsetof(struct task_struct, stack)); 30 DEFINE(TASK_MM, offsetof(struct task_struct, mm)); 31 DEFINE(TASK_ACTIVE_MM, offsetof(struct task_struct, active_mm)); 32 33 /* offsets into the irq_cpustat_t struct */ 34 DEFINE(CPUSTAT_SOFTIRQ_PENDING, offsetof(irq_cpustat_t, __softirq_pending)); 35 36 /* offsets into the thread struct */ 37 DEFINE(THREAD_KSP, offsetof(struct thread_struct, ksp)); 38 DEFINE(THREAD_USP, offsetof(struct thread_struct, usp)); 39 DEFINE(THREAD_CCR, offsetof(struct thread_struct, ccr)); 40 41 /* offsets into the pt_regs struct */ 42 DEFINE(LER0, offsetof(struct pt_regs, er0) - sizeof(long)); 43 DEFINE(LER1, offsetof(struct pt_regs, er1) - sizeof(long)); 44 DEFINE(LER2, offsetof(struct pt_regs, er2) - sizeof(long)); 45 DEFINE(LER3, offsetof(struct pt_regs, er3) - sizeof(long)); 46 DEFINE(LER4, offsetof(struct pt_regs, er4) - sizeof(long)); 47 DEFINE(LER5, offsetof(struct pt_regs, er5) - sizeof(long)); 48 DEFINE(LER6, offsetof(struct pt_regs, er6) - sizeof(long)); 49 DEFINE(LORIG, offsetof(struct pt_regs, orig_er0) - sizeof(long)); 50 DEFINE(LCCR, offsetof(struct pt_regs, ccr) - sizeof(long)); 51 DEFINE(LVEC, offsetof(struct pt_regs, vector) - sizeof(long)); 52#if defined(__H8300S__) 53 DEFINE(LEXR, offsetof(struct pt_regs, exr) - sizeof(long)); 54#endif 55 DEFINE(LRET, offsetof(struct pt_regs, pc) - sizeof(long)); 56 57 DEFINE(PT_PTRACED, PT_PTRACED); 58 59 return 0; 60} 61